China open-sourced a vector database that destroys Pinecone, Chroma, and Weaviate. It's called Zvec, an in-process vector database that runs directly inside your app. No servers. No config. No $200/month bill. → Searches billions of vectors in milliseconds → pip install zvec and you're done → Battle-tested inside Alibaba at production scale → Works on Linux, macOS, Windows, even iOS 100% Open Source.